nfqws: remove unneeded code

nfq/nfqws.c

@@ -82,12 +82,10 @@ static void onusr2(int sig)
 	printf("\nHOSTFAIL POOL DUMP\n");
 	
 	struct desync_profile_list *dpl;
-	int n=0;
 	LIST_FOREACH(dpl, &params.desync_profiles, next)
 	{
-		printf("\nDESYNC PROFILE %d\n",n);
+		printf("\nDESYNC PROFILE %d\n",dpl->dp.n);
 		HostFailPoolDump(dpl->dp.hostlist_auto_fail_counters);
-		n++;
 	}
 	
 	printf("\n");
@@ -1773,7 +1771,6 @@ int main(int argc, char **argv)
 
 	DLOG_CONDUP("we have %d user defined desync profile(s) and default low priority profile 0\n",desync_profile_count);
 
-	v=0;
 	LIST_FOREACH(dpl, &params.desync_profiles, next)
 	{
 		dp = &dpl->dp;
@@ -1786,7 +1783,6 @@ int main(int argc, char **argv)
 			DLOG("[profile %d] autottl ipv6 %u:%u-%u\n",v,dp->desync_autottl6.delta,dp->desync_autottl6.min,dp->desync_autottl6.max);
 		if (dp->desync_split_tls==tlspos_none && dp->desync_split_pos) dp->desync_split_tls=tlspos_pos;
 		if (dp->desync_split_http_req==httpreqpos_none && dp->desync_split_pos) dp->desync_split_http_req=httpreqpos_pos;
-		v++;
 	}
 
 	if (!LoadIncludeHostLists())

nfq/protocol.c

@@ -24,12 +24,45 @@ bool IsHttp(const uint8_t *data, size_t len)
 {
 	return !!HttpMethod(data,len);
 }
+
+static bool IsHostAt(const uint8_t *p)
+{
+	return \
+		p[0]=='\n' &&
+		(p[1]=='H' || p[1]=='h') &&
+		(p[2]=='o' || p[2]=='O') &&
+		(p[3]=='s' || p[3]=='S') &&
+		(p[4]=='t' || p[4]=='T') &&
+		p[5]==':';
+}
+static uint8_t *FindHostIn(uint8_t *buf, size_t bs)
+{
+	size_t pos;
+	if (bs<6) return NULL;
+	bs-=6;
+	for(pos=0;pos<=bs;pos++)
+		if (IsHostAt(buf+pos))
+			return buf+pos;
+
+	return NULL;
+}
+static const uint8_t *FindHostInConst(const uint8_t *buf, size_t bs)
+{
+	size_t pos;
+	if (bs<6) return NULL;
+	bs-=6;
+	for(pos=0;pos<=bs;pos++)
+		if (IsHostAt(buf+pos))
+			return buf+pos;
+
+	return NULL;
+}
 // pHost points to "Host: ..."
 bool HttpFindHost(uint8_t **pHost,uint8_t *buf,size_t bs)
 {
 	if (!*pHost)
 	{
-		*pHost = memmem(buf, bs, "\nHost:", 6);
+		*pHost = FindHostIn(buf, bs);
 		if (*pHost) (*pHost)++;
 	}
 	return !!*pHost;
@@ -38,7 +71,7 @@ bool HttpFindHostConst(const uint8_t **pHost,const uint8_t *buf,size_t bs)
 {
 	if (!*pHost)
 	{
-		*pHost = memmem(buf, bs, "\nHost:", 6);
+		*pHost = FindHostInConst(buf, bs);
 		if (*pHost) (*pHost)++;
 	}
 	return !!*pHost;
@@ -132,7 +165,7 @@ bool HttpReplyLooksLikeDPIRedirect(const uint8_t *data, size_t len, const char *
 }
 size_t HttpPos(enum httpreqpos tpos_type, size_t hpos_pos, const uint8_t *http, size_t sz)
 {
-	const uint8_t *method, *host;
+	const uint8_t *method, *host=NULL;
 	int i;
 	
 	switch(tpos_type)